GE MAC 1200, Руководство по обслуживанию

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7-4 MAC

1200 resting ECG analysis system Revision D

2012250-095
Service and Maintenance: Technical Inspections/Preventative Maintenance
Visual Check
Device and accessories should be checked for the following:

Fuse cartridges comply with vendor's specifications.
 Labels and inscriptions on the device relating to safety are clearly legible.

The mechanical state of the device permits its further use.
 There is no product deterioration (dirtiness, dents, rough edges, etc) which
could cause any reduction in safety.
Test Functions
Recommended Testing Instruments and Accessories
1x Multi-parameter simulator Lionheart
1x RS232 interface connector with internal connection between pins 2 and 3
(TXD and RXD)
1x Patient trunk cable and customer electrode leads, or 1X patient trunk cable, 10-
pin 223 387 01
Test Preparations
In general, the device test functions implemented in MAC

1200 resting ECG
analysis system are used for the tests. See Chapter 3, “System Test Function” for
details.
Connect MAC

1200 resting ECG analysis system up to the mains, the green LED
for standby must glow.
Switch the device on, the self-test runs automatically, no error message should
appear. When the self-test has finished, the device is in the automatic mode, the
yellow LED (indicating disabled operating mode) should still be glowing.
Modifications in the user-programmed configuration may need to be made in order
to carry out the test. If such a change needs to be made to enable testing, make a
printout of all the modified configuration lists and mark the changes made.
NOTE
After completing the test the original user-programmed configuration is to be
retrieved and activated.
Operating and Display Unit Performance Tests

Carry out the “Display Test” as detailed in Chapter 3, “Display Test” .
 Carry out the “Keyboard Test” as detailed in Chapter 3, “Keyboard Test” .
Test for Recording Speeds 25 and 50 mm/s

Carry out the “Motor Test” as detailed in Chapter 3, “Motor Test” .
 The feed speed deviations should be less than 3%.